#include "SelectStatementBuilder.h"

namespace db {
  namespace statements {
    namespace builder {
      SelectStatementBuilder &SelectStatementBuilder::exists() {
        m_statement.body.insert(0, "SELECT EXISTS(");
        m_statement.body += " LIMIT 1);";
        return *this;
      }

      SelectStatementBuilder &SelectStatementBuilder::columns(const std::string &cols) {
        m_statement.body += "SELECT " + cols;
        return *this;
      }

      SelectStatementBuilder &SelectStatementBuilder::from_table(const std::string &table) {
        m_statement.body += " FROM " + table + " ";
        return *this;
      }

      SelectStatementBuilder &SelectStatementBuilder::inner_join(const std::string &table, const std::string &on) {
        m_statement.body += " INNER JOIN " + table + " ON " + on;
        return *this;
      }

      SelectStatementBuilder &SelectStatementBuilder::where(const std::string &where) {
        m_statement.body += " WHERE " + where;
        return *this;
      }

      SelectStatementBuilder &SelectStatementBuilder::close() {
        m_statement.body += ";\n";
        return *this;
      }
    }
  }
}